This is a high quality high temp union made in canada.

This is a high quality high temp union made in canada.  Read Less

Using a fitting like this makes it much easier to replace the pump when it eventually gives out.

Using a fitting like this makes it much easier to replace the pump when it eventually gives out.  Read Less

These are really nice to work with and at least initially work well.

These are really nice to work with and at least initially work well.  Read Less

I plumbed this slip union into the top end outlet of my pentair whisperflo 2hp pump.

I plumbed this slip union into the top end outlet of my pentair whisperflo 2hp pump.  Read Less

It uses a true simple o-ring unlike some of the competitors.

It uses a true simple o-ring unlike some of the competitors.  Read Less

Ordered several other "praher" unions on amazon, only to find them to be bad knock-offs.

Ordered several other "praher" unions on amazon, only to find them to be bad knock-offs.  Read Less